function popup(url) {
  fenster=window.open(url, "Vergršsserte Darstellung", "width=620, height=660, top=20, left=20, resizable=yes, scrollbars");
  fenster.focus();
  return false;
}



  function popupText(url) {
  fenster=window.open(url, "Vergršsserte Text-Darstellung", "width=620, height=580, top=20, left=20, resizable=yes, scrollbars");
  fenster.focus();
  return false;
}